3, A chelating agent which forms an easily water-soluble metal chelated compound such as nitrilotriacetate (NTA) or ethylene diamine tetraacetate (EDTA) is incorporated in a detergent composition.
在洗衣粉中掺入螯剂,例如次氮基三
酸酯(NTA)或者
胺四
酸酯(EDTA),这些螯
剂易于形成水溶性
螯
物。